201326471997

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1\times {\mathrm{213847}}^1$

素因数の和:214337

約数の個数: 32

約数和(自身を含む): 310076178432

約数和(自身を除く): 108749706435

約数列:

[1, 3, 7, 21, 127, 353, 381, 889, 1059, 2471, 2667, 7413, 44831, 134493, 213847, 313817, 641541, 941451, 1496929, 4490787, 27158569, 75487991, 81475707, 190109983, 226463973, 528415937, 570329949, 1585247811, 9586974857, 28760924571, 67108823999, 201326471997]

約数ペア:

[(1, 201326471997), (3, 67108823999), (7, 28760924571), (21, 9586974857), (127, 1585247811), (353, 570329949), (381, 528415937), (889, 226463973), (1059, 190109983), (2471, 81475707), (2667, 75487991), (7413, 27158569), (44831, 4490787), (134493, 1496929), (213847, 941451), (313817, 641541)]